<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link rel="stylesheet" href="./css/index.css">
  <title>Document</title>
</head>

<body>
  <div class="container">
    <ul class="top">
      <!-- 基础模板 -->
      <!-- <li>
            <a href="javascript:;">首页</a>
            <img src="" alt="">
            <ul class="sub">
              <li>
                <a href="javascript:;">
                  <span>砂锅厨具</span>
                  <img src="https://yanxuan.nosdn.127.net/3102b963e7a3c74b9d2ae90e4380da65.png?quality=95&imageView" alt="">
                </a>
              </li>
            </ul>
          </li> -->
    </ul>
  </div>
  <script src="./axios.js"></script>
  <script>
    axios.defaults.baseURL = 'http://ajax-api.itheima.net'

    const list = document.querySelector('.top')


    axios({
      method: 'GET',
      url: '/api/category/top',
    }).then(({ data: res }) => {
      const all = res.data.map(
        item => {
          return axios({
            method: 'GET',
            url: '/api/category/sub?id=' + item.id
          })
        })
      return Promise.all(all)
    }).then((res) => {
      const html = res.map(({ data: tada }) => {

        return ` <li>
            <a href="javascript:;">${tada.data.name}</a>
            <img src="${tada.data.picture}" alt="">
            <ul class="sub">
              ${tada.data.children.map((item) => {
          return `<li>
                <a href="javascript:;">
                <span>${item.name}</span>
                <img src="${item.picture}" alt="">
                </a>
              </li>`
        })}
            </ul>
          </li>`
      }).join('')
      list.innerHTML = html
    })


  </script>

</body>

</html>